Can a quick scope after surgery prevent dangerous leaks?
NCT ID NCT07588386
First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This trial is testing whether doing a colonoscopy 5 to 8 days after low colorectal cancer surgery can help doctors spot anastomotic leaks earlier than standard monitoring. About 140 adults who had surgery for colorectal cancer will either get an early colonoscopy or routine care. The goal is to see if early detection leads to faster treatment and fewer emergency operations.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- electronic colonoscopy
- What this could lead to
- If successful, early colonoscopy could help doctors find and treat anastomotic leaks days earlier, possibly reducing the need for emergency surgery.
- What could go wrong
- This is a small, early-stage trial with only 140 participants. The procedure itself carries risks like bleeding or perforation, and it may not prove better than standard monitoring.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 140 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Jun 2026
An estimate. Start dates often move.
- Expected to finish
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Jun 2027
An estimate. End dates often move.
- Lead sponsor
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A government agency
The lead sponsor is a government body.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 to 80 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. Age 18-80 years old. 2. Pathologically diagnosed as colorectal adenocarcinoma. 3. The distance between the lower edge of the tumor and the anal verge is ≤15cm. 4. Accept laparoscopic or open radical resection and complete primary colorectal or colosal anastomosis. 5. Voluntarily participate and sign the written informed consent. Exclusion Criteria: 1. Distant metastasis was confirmed by emergency operation, palliative operation or intraoperative metastasis (M1). 2. Unsatisfactory anastomosis or poor blood circulation were found during the operation, and reinforcement suture or preventive colostomy were performed during the operation. 3. There are serious contraindications for enteroscopy (such as acute myocardial infarction, severe cardiopulmonary insufficiency, blood coagulation dysfunction, etc.). 4. Pregnant or lactating women. 5. Previous history of colorectal surgery (except endoscopic polypectomy). 6. Unable to understand or cooperate with the research process.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Beijing Anzhen Hospital Nanchong Hospital Affiliated to Capital Medical University
RECRUITINGNanchong, Sichuan, 637000, China
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